Oil Pressure Warning Light Symptom Diagnosis

OIL PRESSURE WARNING LIGHT SYMPTOM DIAGNOSIS REFERENCE

Condition	Possible Cause	Action
Oil pressure warning light does not light up when ignition switch is turned to ON position at engine off	Circuit fuse blown	Replace fuse and check for short circuit .
	Oil pressure switch faulty	Check oil pressure switch referring to OIL PRESSURE SWITCH INSPECTION .
	Wiring or grounding faulty	Repair circuit .
	Combination meter faulty	Replace combination meter .
	BCM faulty	Replace after making sure that none of above parts is faulty .
Oil pressure warning light stays ON	Oil pressure switch faulty	Check oil pressure switch referring to OIL PRESSURE SWITCH INSPECTION .
	Wiring or grounding faulty	Repair circuit .
	Combination meter faulty	Replace combination meter .
	BCM faulty	Replace after making sure that none of above parts is faulty .